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Finding the Third Proportional to 100,350.50 and 137,604.50

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Solution

The third proportional to 100,350.50 and 137,604.50 is: 188,688.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,350.50 : 137,604.50 = 137,604.50 : x
  2. Step 2: Convert to fraction form
    100,350.50/137,604.50 = 137,604.50/x
  3. Step 3: Cross multiply
    100,350.50x = 137,604.50 × 137,604.50
  4. Step 4: Simplify right side
    100,350.50x = 18,934,998,420.25
  5. Step 5: Solve for x
    x = 18,934,998,420.25/100,350.50
  6. Step 6: Final answer
    x = 188,688.63

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.